| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 145 |
| Parking brake: efficiency below requirements |3.7.B.7| | 139 |
| Headlamp aim out of alignment | 84 |
| Registration plate lamp issues | 69 |
| Brake pipe excessively corroded | 66 |
| Registration plate issues | 39 |
| Rear parking brake recording little or no effort | 37 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 33 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 25 |
| Offside Stop lamp not working |1.2.1b| | 25 |
| Front brake disc in such a condition that it is seriously weakened | 23 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 21 |
| Parking brake lever has no reserve travel |3.1.6b| | 21 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 20 |
| Brakes imbalanced across an axle | 18 |
| Nearside Stop lamp not working |1.2.1b| | 17 |
| Centre Stop lamp not working |1.2.1b| | 15 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 15 |
| Nearside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 15 |
| Rear brake disc in such a condition that it is seriously weakened | 15 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 14 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 13 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 13 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 13 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 12 |
| Offside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 11 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 11 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 10 |
| Rear brake binding | 10 |
| Windscreen washer not working | 10 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 10 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 9 |
| Offside Rear Stop lamp not working |1.2.1b| | 9 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Windscreen has damage | 8 |
| Nearside Outer Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 8 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 8 |
| Offside Front coil spring broken |2.4.C.1a| | 7 |
| Rear Exhaust system not adequately supported |7.1.1| | 7 |
| Nearside Rear Stop lamp not working |1.2.1b| | 7 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 7 |
| Emissions not tested |7.0| | 7 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 7 |
| Offside Front coil spring fractured |2.4.C.1a| | 7 |
| Brake hose excessively deteriorated | 7 |
| Front brake application uneven | 6 |
| Nearside Front coil spring broken |2.4.C.1a| | 6 |
| Mechanical brake component has restricted free movement | 6 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Nearside Front coil spring fractured |2.4.C.1a| | 5 |
| Offside Front constant velocity joint is insecure |2.5.C.1b| | 5 |
| Offside front brake binding |3.7.B.1| | 5 |
| Battery insecure |1.9.1| | 5 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 5 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 5 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Offside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Offside Front coil spring incomplete |2.4.C.1a| | 5 |
| Offside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 4 |
| Rear brake disc excessively pitted |3.5.1h| | 4 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Horn not working |1.6.2a| | 4 |
| Upper Stop lamp not working |1.2.1b| | 4 |
| Nearside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 4 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Front brake disc excessively pitted |3.5.1h| | 4 |
| Offside Front brake disc excessively pitted |3.5.1h| | 4 |
| Front Headlamp levelling device obviously defective |1.7.2| | 4 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 4 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Power steering component|s| leaking |2.3.3b| | 4 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 4 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Offside Front Front constant velocity joint is insecure |2.5.C.1b| | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Exhaust system not adequately supported |7.1.1| | 3 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 3 |
| Centre Exhaust system not adequately supported |7.1.1| | 3 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Rear Headlamp levelling device obviously defective |1.7.2| | 3 |
| Nearside Front constant velocity joint is insecure |2.5.C.1b| | 3 |
| Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 3 |
| Nearside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Offside Front front brake binding |3.7.B.1| | 3 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 3 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 3 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Brake hose has insufficient room to move | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Fuel cap/sealing device missing |7.2.4a| | 3 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 3 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 3 |
| Offside Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 3 |
| Rear brake application uneven | 3 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Stop lamp not working |1.2.1b| | 3 |